Dwarven Demolition Team [Limited Edition Beta] 132 when a Spell/Trap Card(s) is

when a Spell/Trap Card(s) is Set on your side of the field (except during the Damage Step): You can Special Summon 1 "Power Tool" Synchro Monster or 1 Level 7 or 8 Dragon-Type Synchro Monster from your Extra Deck

even in a dream

When nature calls

goblin shortcutter

" Search your library for any number of Forest cards

Dwarven Demolition Team [Limited Edition Beta] 132 when a Spell/Trap Card(s) isSet: Limited Edition Beta Type: Creature Dwarf Rarity: Uncommon Cost: {2}{R} {T}: Destroy target Wall. Foolishly, Najib retreated to his castle at El Abar; the next morning he was dead. In just one night, the dwarven forces had reduced the mighty walls to mere rubble.